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Finding the Fourth Proportional to 9,658.52, 14,487.78 and 5,273.58

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Solution

The fourth proportional to 9,658.52, 14,487.78 and 5,273.58 is: 7,910.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,658.52 : 14,487.78 = 5,273.58 : x
  2. Step 2: Convert to fraction form
    9,658.52/14,487.78 = 5,273.58/x
  3. Step 3: Cross multiply
    9,658.52x = 14,487.78 × 5,273.58
  4. Step 4: Simplify right side
    9,658.52x = 76,402,469.30
  5. Step 5: Solve for x
    x = 76,402,469.30/9,658.52
  6. Step 6: Final answer
    x = 7,910.37

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.